V2EX permeable

Permeable

定义 Definition

adjective 可渗透的;能透过的。指物质(如膜、材料、岩石等)允许液体、气体或其他物质通过其表面或内部。

发音 Pronunciation

/pr.mi..bl/

例句 Examples

The soil in this area is highly permeable, so rainwater drains quickly.
这个地区的土壤渗透性很强,所以雨水排得很快。

The researchers developed a selectively permeable membrane that allows only certain molecules to pass through while blocking harmful contaminants.
研究人员开发了一种选择性渗透膜,只允许特定分子通过,同时阻挡有害污染物。

词源 Etymology

源自晚期拉丁语 permeabilis,由 permeare 演变而来,意为"穿过、通过"。其中 per- 表示"通过",meare 表示"流动、经过"。该词于15世纪进入英语,最初用于描述物质允许流体穿透的物理特性,后来也在生物学和工程学中被广泛使用。

相关词汇 Related Words

文学作品引用 Literary References

  • 在蕾切尔卡森(Rachel Carson)的《寂静的春天》(Silent Spring)中,作者讨论了土壤的渗透性如何影响农药向地下水的扩散。
  • 在科学写作和环境文学中,permeable 常被用来描述生态系统中物质的流动与交换,例如在约翰麦克菲(John McPhee)的地质学著作中频繁出现,用以描述岩层的透水特性。
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